Adobe Security Bulletin

Security update available for Adobe Acrobat and Reader  | APSB22-46

Bulletin ID

Date Published

Priority

APSB22-46

October 11, 2022

3

Summary

Adobe has released security updates for Adobe Acrobat and Reader for Windows and macOS. These updates address critical and important vulnerabilities. Successful exploitation could lead to application denial-of-service and memory leak.
                  

Affected Versions

Product

Track

Affected Versions

Platform

Acrobat DC 

Continuous 

22.002.20212 and earlier versions

Windows &  macOS

Acrobat Reader DC

Continuous 

22.002.20212 and earlier versions

 

Windows & macOS




     

Acrobat 2020

Classic 2020           

20.005.30381 and earlier versions

 

Windows & macOS

Acrobat Reader 2020

Classic 2020           

20.005.30381 and earlier versions

Windows & macOS

For questions regarding Acrobat DC, please visit the Acrobat DC FAQ page

For questions regarding Acrobat Reader DC, please visit the Acrobat Reader DC FAQ page.

Solution

Adobe recommends users update their software installations to the latest versions by following the instructions below.    

The latest product versions are available to end users via one of the following methods:    

  • Users can update their product installations manually by choosing Help > Check for Updates.     

  • The products will update automatically, without requiring user intervention, when updates are detected.      

  • The full Acrobat Reader installer can be downloaded from the Acrobat Reader Download Center.     

For IT administrators (managed environments):     

  • Refer to the specific release note version for links to installers.     

  • Install updates via your preferred methodology, such as AIP-GPO, bootstrapper, SCUP/SCCM (Windows), or on macOS, Apple Remote Desktop and SSH.     

   

Adobe categorizes these updates with the following priority ratings and recommends users update their installation to the newest version:    

Product

Track

Updated Versions

Platform

Priority Rating

Availability

Acrobat DC

Continuous

22.003.20258

Windows and macOS

3

Acrobat Reader DC

Continuous

22.003.20258

Windows and macOS

3

Release Notes     

 

 

 

 

 

 

Acrobat 2020

Classic 2020           

20.005.30407

Windows  and macOS  

3

Acrobat Reader 2020

Classic 2020 

20.005.30407

Windows  and macOS 

3

Vulnerability Details

Vulnerability Category Vulnerability Impact Severity CVSS base score CVSS vector CVE Number
NULL Pointer Dereference (CWE-476)
Application denial-of-service
Important 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVE-2022-35691
Use After Free (CWE-416)
Memory Leak Important 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVE-2022-38437
Stack-based Buffer Overflow (CWE-121)
Arbitrary code execution
Critical 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVE-2022-38450
Stack-based Buffer Overflow (CWE-121)
Arbitrary code execution
Critical
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2022-42339
Out-of-bounds Read (CWE-125)
Memory leak
Important 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVE-2022-38449
Out-of-bounds Read (CWE-125)
Memory leak
Important
5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVE-2022-42342

Acknowledgements

Adobe would like to thank the following for reporting these issues and for working with Adobe to help protect our customers:   

  • Suyue Guo and Wei You from Renmin University of China (ruc_se_sec) - CVE-2022-35691
  • Gil Mansharov (@mansgil) from Mimecast - CVE-2022-38437
  • Rocco Calvi (@TecR0c) working with Trend Micro Zero Day Initiative - CVE-2022-42342
  • soiax working with Trend Micro Zero Day Initiative - CVE-2022-38449
  • Zhiyuan Wang、Li shuang and willJ of vulnerability research institute - CVE-2022-42339, 
    CVE-2022-38450




 

Revisions:

November 7, 2022: Revised acknowledgement for CVE-2022-38437


For more information, visit https://helpx.adobe.com/security.html, or email PSIRT@adobe.com.

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